DE69833274D1 - High energy defibrillator employing current control circuitry - Google Patents
High energy defibrillator employing current control circuitryInfo
- Publication number
- DE69833274D1 DE69833274D1 DE69833274T DE69833274T DE69833274D1 DE 69833274 D1 DE69833274 D1 DE 69833274D1 DE 69833274 T DE69833274 T DE 69833274T DE 69833274 T DE69833274 T DE 69833274T DE 69833274 D1 DE69833274 D1 DE 69833274D1
- Authority
- DE
- Germany
- Prior art keywords
- current control
- control circuitry
- high energy
- employing current
- defibrillator employing
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61N—ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
- A61N1/00—Electrotherapy; Circuits therefor
- A61N1/18—Applying electric currents by contact electrodes
- A61N1/32—Applying electric currents by contact electrodes alternating or intermittent currents
- A61N1/38—Applying electric currents by contact electrodes alternating or intermittent currents for producing shock effects
- A61N1/39—Heart defibrillators
- A61N1/3956—Implantable devices for applying electric shocks to the heart, e.g. for cardioversion
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61N—ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
- A61N1/00—Electrotherapy; Circuits therefor
- A61N1/18—Applying electric currents by contact electrodes
- A61N1/32—Applying electric currents by contact electrodes alternating or intermittent currents
- A61N1/38—Applying electric currents by contact electrodes alternating or intermittent currents for producing shock effects
- A61N1/39—Heart defibrillators
- A61N1/3925—Monitoring; Protecting
- A61N1/3937—Monitoring output parameters
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61N—ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
- A61N1/00—Electrotherapy; Circuits therefor
- A61N1/18—Applying electric currents by contact electrodes
- A61N1/32—Applying electric currents by contact electrodes alternating or intermittent currents
- A61N1/38—Applying electric currents by contact electrodes alternating or intermittent currents for producing shock effects
- A61N1/39—Heart defibrillators
- A61N1/3906—Heart defibrillators characterised by the form of the shockwave
- A61N1/3912—Output circuitry therefor, e.g. switches
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US979059 | 1997-11-26 | ||
US08/979,059 US5974339A (en) | 1997-11-26 | 1997-11-26 | High energy defibrillator employing current control circuitry |
PCT/US1998/023749 WO1999026695A1 (en) | 1997-11-26 | 1998-11-09 | Defibrillator |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69833274D1 true DE69833274D1 (en) | 2006-04-06 |
DE69833274T2 DE69833274T2 (de) | 2006-09-07 |
Family
ID=25526658
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69833274T Expired - Fee Related DE69833274T2 (de) | 1997-11-26 | 1998-11-09 | High energy defibrillator employing current control circuitry |
Country Status (7)
Country | Link |
---|---|
US (1) | US5974339A (de) |
EP (1) | EP0956095B1 (de) |
AT (1) | ATE315951T1 (de) |
DE (1) | DE69833274T2 (de) |
DK (1) | DK0956095T3 (de) |
ES (1) | ES2252869T3 (de) |
WO (1) | WO1999026695A1 (de) |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6128531A (en) * | 1998-04-01 | 2000-10-03 | Pacesetter, Inc. | Delivery of ICD shock capacitor energy via a controlled current source |
US6076018A (en) * | 1998-09-04 | 2000-06-13 | Woodside Biomedical, Inc | Method and apparatus for low power regulated output in battery powered electrotherapy devices |
AU6106300A (en) | 1999-07-15 | 2001-02-05 | Unus Technology Llc | System, apparatus, and methods for developing and delivering health information |
US6298266B1 (en) * | 1999-08-10 | 2001-10-02 | Intermedics Inc. | Methods and apparatus for treating fibrillation and creating defibrillation waveforms |
DE10064965B4 (de) * | 1999-12-29 | 2007-01-04 | Metrax Gmbh | Medizinisches Gerät zum Beaufschlagen eines Patienten mit elektrischer Energie |
US7065403B1 (en) | 2001-12-03 | 2006-06-20 | Pacesetter, Inc. | System and method for measuring lead impedance in an implantable stimulation device employing pulse-train waveforms |
US8417327B2 (en) * | 2002-06-20 | 2013-04-09 | Physio-Control, Inc. | Variable frequency impedance measurement |
EP1804916A2 (de) * | 2004-09-24 | 2007-07-11 | Roger Lee Heath | Wiederbelebungs- und lebens-erhaltungssystem, verfahren und gerät |
EP4039322B1 (de) | 2014-02-24 | 2023-09-06 | Element Science, Inc. | Externer defibrillator |
CN108289611B (zh) | 2015-08-26 | 2021-08-06 | 元素科学公司 | 可穿戴设备 |
US10946207B2 (en) | 2017-05-27 | 2021-03-16 | West Affum Holdings Corp. | Defibrillation waveforms for a wearable cardiac defibrillator |
EP3863511A4 (de) | 2018-10-10 | 2022-04-06 | Element Science, Inc. | Am körper tragbares medizinprodukt mit einweg- und mehrwegkomponenten |
Family Cites Families (51)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2248020B1 (de) * | 1973-10-18 | 1977-05-27 | Pequignot Michel | |
US4295474A (en) * | 1979-10-02 | 1981-10-20 | The Johns Hopkins University | Recorder with patient alarm and service request systems suitable for use with automatic implantable defibrillator |
US4290430A (en) * | 1980-06-05 | 1981-09-22 | Intermedics, Inc. | Pacer analyzer |
US4404972B1 (en) * | 1981-05-18 | 2000-07-11 | Intermedics Inc | Implantable device with microprocessor control |
DE3229134A1 (de) * | 1982-08-04 | 1984-02-09 | GS Elektromed. Geräte Günter Stemple, 8912 Kaufering | Elektrische schaltung zur erzeugung von energieimpulsen an zwei schockelektroden eines defibrillators |
US4553548A (en) * | 1983-08-19 | 1985-11-19 | Neuromedics, Inc. | Interrogator for muscle stimulator |
US5115807A (en) * | 1986-05-14 | 1992-05-26 | Ventritex | Programmable defibrillator with pulse energy and resistance displays and methods of operating the same |
US5014697A (en) * | 1986-05-14 | 1991-05-14 | Ventritex | Programmable defibrillator |
US4827936A (en) * | 1986-05-14 | 1989-05-09 | Ventritex | Apparatus for stimulating the heart with protected pacer |
US4897612A (en) * | 1988-05-09 | 1990-01-30 | National Semiconductor Corporation | Operational transconductance amplifier with improved current source capability |
US4866389A (en) * | 1988-06-17 | 1989-09-12 | Ventritex | Circuit and method for measuring battery voltage by time of discharge of a capacitor |
US4952864A (en) * | 1988-10-18 | 1990-08-28 | Ventritex | Power supply down-conversion, regulation and low battery detection system |
US4868908A (en) * | 1988-10-18 | 1989-09-19 | Ventritex | Power supply down-conversion, regulation and low battery detection system |
US4949719A (en) * | 1989-04-26 | 1990-08-21 | Ventritex, Inc. | Method for cardiac defibrillation |
US5411527A (en) * | 1989-05-03 | 1995-05-02 | Intermedics, Inc. | Difibrillation electrodes and implantation |
US5025172A (en) * | 1989-05-19 | 1991-06-18 | Ventritex, Inc. | Clock generator generating trapezoidal waveform |
US4969465A (en) * | 1989-05-19 | 1990-11-13 | Ventritex, Inc. | Cardiac therapy method |
US4964406A (en) * | 1989-05-19 | 1990-10-23 | Ventritex, Inc. | Implantable cardiac defibrillator employing a switched capacitor stage having a non-50/50 duty cycle |
US4967747A (en) * | 1989-05-19 | 1990-11-06 | Ventritex, Inc. | Implantable cardiac defibrillator employing a switched capacitor gain/filter stage having a transient-free gain change |
US4972835A (en) * | 1989-05-19 | 1990-11-27 | Ventritex, Inc. | Implantable cardiac defibrillator employing an improved sensing system with non-binary gain changes |
US5014701A (en) * | 1989-05-19 | 1991-05-14 | Ventritex, Inc. | Implantable cardiac defibrillator employing a digital waveform analyzer system |
US4971058A (en) * | 1989-07-06 | 1990-11-20 | Ventritex, Inc. | Cardiac therapy method with duration timer |
US4989603A (en) * | 1989-05-19 | 1991-02-05 | Ventritex, Inc. | Implantable cardiac defibrillator employing a switched capacitor filter stage having a low charge-injection induced offset voltage |
US5027814A (en) * | 1989-05-19 | 1991-07-02 | Ventritex, Inc. | Implantable medical device employing an improved waveform digitization network |
US5111816A (en) * | 1989-05-23 | 1992-05-12 | Ventritex | System configuration for combined defibrillator/pacemaker |
US5007422A (en) * | 1989-06-06 | 1991-04-16 | Ventritex, Inc. | Method for combiner cardiac pacing and defibrillation |
US5176135A (en) * | 1989-09-06 | 1993-01-05 | Ventritex, Inc. | Implantable defibrillation electrode system |
US5130571A (en) * | 1990-08-29 | 1992-07-14 | Ventritex | Optimizing speed and charge injection parameters of a switched capacitor circuit |
US5163428A (en) * | 1990-10-11 | 1992-11-17 | Ventritex, Inc. | Implantable cardiac defibrillator with current leakage detecting means |
US5127421A (en) * | 1991-01-15 | 1992-07-07 | Ventritex, Inc. | Implantation of leads |
US5131388A (en) * | 1991-03-14 | 1992-07-21 | Ventritex, Inc. | Implantable cardiac defibrillator with improved capacitors |
US5184616A (en) * | 1991-10-21 | 1993-02-09 | Telectronics Pacing Systems, Inc. | Apparatus and method for generation of varying waveforms in arrhythmia control system |
US5222492A (en) * | 1991-11-08 | 1993-06-29 | Physio-Control Corporation | Cardiac defibrillator including an electronic energy transfer circuit |
US5591209A (en) * | 1994-05-19 | 1997-01-07 | Angeion Corporation | Implantable defibrillator system for generating an active biphasic waveform |
US5249573A (en) * | 1992-02-21 | 1993-10-05 | Zmd Corporation | Defibrillation discharge circuit test |
US5342404A (en) * | 1992-04-03 | 1994-08-30 | Intermedics, Inc. | Implantable medical interventional device |
US5370667A (en) * | 1992-04-03 | 1994-12-06 | Intermedics, Inc. | Device and method for automatically adjusting tachycardia recognition criteria based on detected parameter |
EP0569616B1 (de) * | 1992-05-12 | 1999-04-21 | Pacesetter AB | Implantat zur elektrischen Impulsbeaufschlagung von lebendem Gewebe |
DE59209466D1 (de) * | 1992-06-17 | 1998-09-24 | Pacesetter Ab | Defibrillator/Kardiovertierer |
US5403351A (en) * | 1993-01-11 | 1995-04-04 | Saksena; Sanjeev | Method of transvenous defibrillation/cardioversion employing an endocardial lead system |
US5336253A (en) * | 1993-02-23 | 1994-08-09 | Medtronic, Inc. | Pacing and cardioversion lead systems with shared lead conductors |
US5443490A (en) * | 1993-03-02 | 1995-08-22 | Hewlett Packard Corporation | Defibrillator patient circuit |
US5405361A (en) * | 1993-03-15 | 1995-04-11 | Surviva Link Corporation | External defibrillator circuit |
US5607454A (en) * | 1993-08-06 | 1997-03-04 | Heartstream, Inc. | Electrotherapy method and apparatus |
US5470341A (en) * | 1993-12-10 | 1995-11-28 | Medtronic, Inc. | High voltage switch drive for implantable cardioverter/defibrillator |
US5527346A (en) * | 1993-12-13 | 1996-06-18 | Angeion Corporation | Implantable cardioverter defibrillator employing polymer thin film capacitors |
US5571159A (en) * | 1994-04-04 | 1996-11-05 | Alt; Eckhard | Temporary atrial defibrillation catheter and method |
US5529579A (en) * | 1994-05-12 | 1996-06-25 | Intermedics, Inc. | Implantable automatic difibrillator with low threshold |
US5545182A (en) * | 1994-09-21 | 1996-08-13 | Intermedics, Inc. | Cardioverter/defibrillator shock timing function |
US5645572A (en) * | 1996-03-12 | 1997-07-08 | Angeion Corporation | Implantable cardioverter defibrillator with slew rate limiting |
US5725560A (en) * | 1996-06-20 | 1998-03-10 | Hewlett-Packard Company | Defibrillator with waveform selection circuitry |
-
1997
- 1997-11-26 US US08/979,059 patent/US5974339A/en not_active Expired - Lifetime
-
1998
- 1998-11-09 DK DK98957675T patent/DK0956095T3/da active
- 1998-11-09 ES ES98957675T patent/ES2252869T3/es not_active Expired - Lifetime
- 1998-11-09 EP EP98957675A patent/EP0956095B1/de not_active Expired - Lifetime
- 1998-11-09 DE DE69833274T patent/DE69833274T2/de not_active Expired - Fee Related
- 1998-11-09 AT AT98957675T patent/ATE315951T1/de not_active IP Right Cessation
- 1998-11-09 WO PCT/US1998/023749 patent/WO1999026695A1/en active IP Right Grant
Also Published As
Publication number | Publication date |
---|---|
US5974339A (en) | 1999-10-26 |
EP0956095A1 (de) | 1999-11-17 |
DK0956095T3 (da) | 2006-05-15 |
ATE315951T1 (de) | 2006-02-15 |
WO1999026695A1 (en) | 1999-06-03 |
EP0956095A4 (de) | 2001-08-22 |
EP0956095B1 (de) | 2006-01-18 |
ES2252869T3 (es) | 2006-05-16 |
DE69833274T2 (de) | 2006-09-07 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |